All Outputs (195)

Heat transfer enhancement of a modularised thermoelectric power generator for passenger vehicles (2017)
Journal Article
Li, B., Huang, K., Yan, Y., Li, Y., Twaha, S., & Zhu, J. (2017). Heat transfer enhancement of a modularised thermoelectric power generator for passenger vehicles. Applied Energy, 205, https://doi.org/10.1016/j.apenergy.2017.08.092

Transport represents over a quarter of Europe's greenhouse gas emissions and is the leading cause of air pollution in cities. It has not seen the same gradual decline in emissions as other sectors. Recently, the thermoelectric power generation (TEG)... Read More about Heat transfer enhancement of a modularised thermoelectric power generator for passenger vehicles.

Performance comparison of thermoelectric generators with Extremum seeking control and incremental conductance MPPT methods (2017)
Presentation / Conference Contribution
Twaha, S., Zhu, J., & Yan, Y. Performance comparison of thermoelectric generators with Extremum seeking control and incremental conductance MPPT methods. Presented at 16th International Conference on Sustainable Energy Technologies (SET2017)

Thermoelectric generators (TEGs) are used for converting heat into electricity, environmentally friendly, without moving parts and with less complexity. One of the problems with TEG is that it has low efficiency and therefore it is necessary to harve... Read More about Performance comparison of thermoelectric generators with Extremum seeking control and incremental conductance MPPT methods.

Numerical study of wetting transitions on biomimetic surfaces using a lattice Boltzmann approach with large density ratio (2017)
Journal Article
Gong, W., Yan, Y., Chen, S., & Giddings, D. (2017). Numerical study of wetting transitions on biomimetic surfaces using a lattice Boltzmann approach with large density ratio. Journal of Bionic Engineering, 14(3), https://doi.org/10.1016/S1672-6529%2816%2960414-6

The hydrophobicity of natural surfaces have drawn much attention of scientific communities in recent years. By mimicking natural surfaces, the manufactured biomimetic hydrophobic surfaces have been widely applied to green technologies such as self-cl... Read More about Numerical study of wetting transitions on biomimetic surfaces using a lattice Boltzmann approach with large density ratio.

Experimental measurement of dynamic concentration of nanofluid in laminar flow (2017)
Journal Article
Hong, J., Liu, S., Yan, Y., & Glover, P. (2017). Experimental measurement of dynamic concentration of nanofluid in laminar flow. Experimental Thermal and Fluid Science, 88, 483-489. https://doi.org/10.1016/j.expthermflusci.2017.06.022

Nanofluid is thought to have a potential enhancement in heat transfer behaviour of fluid. The nanoparticle concentration in nanofluid is one of the most important factors that affect the nanofluid behaviour. The static concentration was applied in th... Read More about Experimental measurement of dynamic concentration of nanofluid in laminar flow.

Numerical investigation of flow unsteadiness and heat transfer on suction surface of rotating airfoils within a gas turbine cascade (2017)
Journal Article
Guo, L., Yan, Y., Sun, W., & Zhu, J. (in press). Numerical investigation of flow unsteadiness and heat transfer on suction surface of rotating airfoils within a gas turbine cascade. Propulsion and Power Research, https://doi.org/10.1016/j.jppr.2017.05.005

The effects of the periodical turbulence and pressure fluctuation on suction surface heat transfer over airfoils of a row of rotor blades with a certain type have been investigated numerically in this paper. The calculation is performed using model w... Read More about Numerical investigation of flow unsteadiness and heat transfer on suction surface of rotating airfoils within a gas turbine cascade.

The atomization current and droplet size of ethanol in two different small-scale electro-spraying systems (2017)
Journal Article
Gan, Y., Zhang, X., Li, H., Tong, Y., Shi, Y., & Yan, Y. (2017). The atomization current and droplet size of ethanol in two different small-scale electro-spraying systems. Journal of Electrostatics, 87, https://doi.org/10.1016/j.elstat.2017.05.003

An experimental study on electro-spraying from small-scale combustors is carried out using liquid ethanol as fuel. Two systems of electro-spraying are employed in the present study; one is a nozzle system (without a ring electrode) and the other is a... Read More about The atomization current and droplet size of ethanol in two different small-scale electro-spraying systems.

Bionic inspired study of heat pipe from plant water migration (2017)
Journal Article
Hong, J., Liu, S., & Yan, Y. (2017). Bionic inspired study of heat pipe from plant water migration. Energy Procedia, 110, https://doi.org/10.1016/j.egypro.2017.03.186

Heat pipe is well regarded as super thermal conductor and has a wide range of applications in the variety of industry sections. A great number of researches have been done on enhancing the performance of heat pipe through improving the flow pattern.... Read More about Bionic inspired study of heat pipe from plant water migration.

Lattice Boltzmann parallel simulation of microflow dynamics over structured surfaces (2017)
Journal Article
Zhou, W., Yan, Y., Liu, X., & Liu, B. (in press). Lattice Boltzmann parallel simulation of microflow dynamics over structured surfaces. Advances in Engineering Software, https://doi.org/10.1016/j.advengsoft.2017.02.001

In the present work, a parallel lattice Boltzmann multiphase model was developed to investigate the effects of surface structures on wettabilities and flow dynamics in a microchannel. The theory of wetting transition was firstly discussed. Then three... Read More about Lattice Boltzmann parallel simulation of microflow dynamics over structured surfaces.

Performance analysis of thermoelectric generator using dc-dc converter with incremental conductance based maximum power point tracking (2017)
Journal Article
Twaha, S., Zhu, J., Yan, Y., Li, B., & Huang, K. (in press). Performance analysis of thermoelectric generator using dc-dc converter with incremental conductance based maximum power point tracking. Energy for Sustainable Development, 37, https://doi.org/10.1016/j.esd.2017.01.003

Thermoelectric (TE) devices are regarded as alternative and environmentally friendly 7 for harvesting and recovering heat energy. Particularly, thermoelectric generators (TEGs) 8 are used for converting heat into electricity. One of the challenges be... Read More about Performance analysis of thermoelectric generator using dc-dc converter with incremental conductance based maximum power point tracking.

A comprehensive study on a novel concentric cylindrical thermoelectric power generation system (2017)
Journal Article
Huang, K., Li, B., Yan, Y., Li, Y., Twaha, S., & Zhu, J. (2017). A comprehensive study on a novel concentric cylindrical thermoelectric power generation system. Applied Thermal Engineering, 117, https://doi.org/10.1016/j.applthermaleng.2017.02.060

This paper presents the novel designs of a concentric cylindrical thermoelectric generator (CCTEG) and an annular thermoelectric module (ATEM). The simulations are carried out to compare the performance of ATEM and the conventional square-shaped ther... Read More about A comprehensive study on a novel concentric cylindrical thermoelectric power generation system.

Three-dimensional multiphase flow computational fluid dynamics models for proton exchange membrane fuel cell: a theoretical development (2017)
Journal Article
Kone, J.-P., Zhang, X., Yan, Y., Hu, G., & Ahmadi, G. (in press). Three-dimensional multiphase flow computational fluid dynamics models for proton exchange membrane fuel cell: a theoretical development. Journal of Computational Multiphase Flows, 9(1), https://doi.org/10.1177/1757482X17692341

A review of published three-dimensional, computational fluid dynamics models for proton exchange membrane fuel cells that accounts for multiphase flow is presented. The models can be categorized as models for transport phenomena, geometry or operatin... Read More about Three-dimensional multiphase flow computational fluid dynamics models for proton exchange membrane fuel cell: a theoretical development.

Analysis of liquid–liquid droplets fission and encapsulation in single/two layer microfluidic devices fabricated by xurographic method (2017)
Journal Article
Lim, C. N., Koh, K. S., Ren, Y., Chin, J. K., Shi, Y., & Yan, Y. (2017). Analysis of liquid–liquid droplets fission and encapsulation in single/two layer microfluidic devices fabricated by xurographic method. Micromachines, 8(2), Article 49. https://doi.org/10.3390/mi8020049

This paper demonstrates a low cost fabrication approach for microscale droplet fission and encapsulation. Using a modified xurography method, rapid yet reliable microfluidic devices with flexible designs (single layer and double layer) are developed... Read More about Analysis of liquid–liquid droplets fission and encapsulation in single/two layer microfluidic devices fabricated by xurographic method.

Thermal performance of ultra-thin flattened heat pipes (2017)
Journal Article
Zhou, W., Xie, P., Li, Y., Yan, Y., & Li, B. (2017). Thermal performance of ultra-thin flattened heat pipes. Applied Thermal Engineering, 117, 773-781. https://doi.org/10.1016/j.applthermaleng.2017.01.089

This study investigates the thermal performance of composite ultra-thin heat pipes (UTHPs). UTHPs are fabricated by flattening cylindrical heat pipes with outer diameter of 2 mm. The thickness and width were 0.8 mm and 2.7 mm, respectively. The compo... Read More about Thermal performance of ultra-thin flattened heat pipes.

Experimental study on combined defrosting performance of heat pump air conditioning system for pure electric vehicle in low temperature (2017)
Journal Article
Zhou, G., Li, H., Liu, E., Li, B., Yan, Y., Chen, T., & Chen, X. (2017). Experimental study on combined defrosting performance of heat pump air conditioning system for pure electric vehicle in low temperature. Applied Thermal Engineering, 116, https://doi.org/10.1016/j.applthermaleng.2017.01.088

The development of defrosting technology is a crucial technical barrier to the application of the heat pump air conditioning system for the pure electric vehicle. The frosting on the air conditioning system significantly affects systematic performanc... Read More about Experimental study on combined defrosting performance of heat pump air conditioning system for pure electric vehicle in low temperature.

CFD modeling of condensation process of water vapor in supersonic flows (2017)
Journal Article
Yang, Y., Walther, J. H., Yan, Y., & Wen, C. (2017). CFD modeling of condensation process of water vapor in supersonic flows. Applied Thermal Engineering, 115, 1357-1362. https://doi.org/10.1016/j.applthermaleng.2017.01.047

The condensation phenomenon of vapor plays an important role in various industries, such as the steam flow in turbines and refrigeration system. A mathematical model is developed to predict the spontaneous condensing phenomenon in the supersonic flow... Read More about CFD modeling of condensation process of water vapor in supersonic flows.

Anti-icing property of bio-inspired micro-structure superhydrophobic surfaces and heat transfer model (2016)
Journal Article
Liu, Y., Li, X., Jin, J., Liu, J., Yan, Y., Han, Z., & Ren, L. (2017). Anti-icing property of bio-inspired micro-structure superhydrophobic surfaces and heat transfer model. Applied Surface Science, 400, https://doi.org/10.1016/j.apsusc.2016.12.219

Ice accumulation is a thorny problem which may inflict serious damage even disasters in many areas, such as aircraft, power line maintenance, offshore oil platform and locators of ships. Recent researches have shed light on some promising bio-inspire... Read More about Anti-icing property of bio-inspired micro-structure superhydrophobic surfaces and heat transfer model.

Lattice Boltzmann simulation of flow and heat transfer in random porous media constructed by simulated annealing algorithm (2016)
Journal Article
Liu, M., Shi, Y., Yan, J., & Yan, Y. (2017). Lattice Boltzmann simulation of flow and heat transfer in random porous media constructed by simulated annealing algorithm. Applied Thermal Engineering, 115, https://doi.org/10.1016/j.applthermaleng.2016.12.107

In this article, the lattice Boltzmann (LB) method for transport phenomena is combined with the simulated annealing (SA) algorithm for digitized porous-medium construction to study flow and heat transfer in random porous media. Importantly, in contra... Read More about Lattice Boltzmann simulation of flow and heat transfer in random porous media constructed by simulated annealing algorithm.

Wetting transition energy curves for a droplet on a square-post patterned surface (2016)
Journal Article
Gong, W., Zu, Y., Chen, S., & Yan, Y. (2017). Wetting transition energy curves for a droplet on a square-post patterned surface. Science Bulletin, 62(2), https://doi.org/10.1016/j.scib.2016.12.003

Due to the property of water repellence, biomimetic superhydrophobic surfaces have been widely applied to green technologies, in turn inducing wider and deeper investigations on superhydrophobic surfaces. Theoretical, experimental and numerical studi... Read More about Wetting transition energy curves for a droplet on a square-post patterned surface.

Three dimensional lattice Boltzmann simulation for mixed convection of nanofluids in the presence of magnetic field (2016)
Journal Article
Zhou, W., Yan, Y., Xie, Y., & Liu, B. (2017). Three dimensional lattice Boltzmann simulation for mixed convection of nanofluids in the presence of magnetic field. International Communications in Heat and Mass Transfer, 80, https://doi.org/10.1016/j.icheatmasstransfer.2016.11.012

In the present study, a three dimensional thermal lattice Boltzmann model was developed to investigate the flow dynamics and mixed convection heat transfer of Al2O3/water nanofluid in a cubic cavity in the presence of magnetic field. The model was fi... Read More about Three dimensional lattice Boltzmann simulation for mixed convection of nanofluids in the presence of magnetic field.

Contrastive study of flow and heat transfer characteristics in a helically coiled tube under uniform heating and one-side heating (2016)
Journal Article
Misurati, K. A., Quan, Y., Gong, W., Xu, G., & Yan, Y. (2017). Contrastive study of flow and heat transfer characteristics in a helically coiled tube under uniform heating and one-side heating. Applied Thermal Engineering, 114, https://doi.org/10.1016/j.applthermaleng.2016.11.168

One-side heated helically coiled tubes, which are generally applied in various industrial applications such as the water cooled wall in power plant boilers though, have not been thoroughly studied. To investigate the flow and heat transfer characteri... Read More about Contrastive study of flow and heat transfer characteristics in a helically coiled tube under uniform heating and one-side heating.